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98 lines
1.4 KiB
Python
98 lines
1.4 KiB
Python
# These are defined so that we can evaluate the test code.
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NONSOURCE = "not a source"
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SOURCE = "source"
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def is_source(x):
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return x == "source" or x == b"source" or x == 42 or x == 42.0 or x == 42j
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def SINK(x):
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if is_source(x):
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print("OK")
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else:
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print("Unexpected flow", x)
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def SINK_F(x):
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if is_source(x):
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print("Unexpected flow", x)
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else:
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print("OK")
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# Preamble
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class MyObj(object):
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def __init__(self, foo):
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self.foo = foo
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def setFoo(self, foo):
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self.foo = foo
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class NestedObj(object):
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def __init__(self):
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self.obj = MyObj("OK")
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def getObj(self):
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return self.obj
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def setFoo(obj, x):
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SINK_F(obj.foo)
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obj.foo = x
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def test_example1():
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myobj = MyObj("OK")
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setFoo(myobj, SOURCE)
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SINK(myobj.foo)
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def test_example1_method():
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myobj = MyObj("OK")
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myobj.setFoo(SOURCE)
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SINK(myobj.foo)
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def test_example2():
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x = SOURCE
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a = NestedObj()
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a.obj.foo = x
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SINK(a.obj.foo)
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def test_example2_method():
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x = SOURCE
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a = NestedObj()
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a.getObj().foo = x
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SINK(a.obj.foo)
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def test_example3():
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obj = MyObj(SOURCE)
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SINK(obj.foo)
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def test_example3_kw():
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obj = MyObj(foo=SOURCE)
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SINK(obj.foo)
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def fields_with_local_flow(x):
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obj = MyObj(x)
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a = obj.foo
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return a
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def test_fields():
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SINK(fields_with_local_flow(SOURCE))
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